Which second messenger system is used with beta-1 adrenergic receptors? cyclic AMP ATP calcium

Q: What is one way in which the composition of intracellular and extracellular fluids differ?

A: The intracellular fluid is the fluid inside the cell  whereas the extracellular fluid is the fluid o...

Q: Explain A Giraffe’s Neck: Alveolar Ventilation versus Dead Space Ventilation?

A: Alveolar ventilation refers to the gaseous exchange between alveoli and the environment, the intake ...

Q: 3) A person has been fasting overnight and when this person wakes up, the person drinks a can of reg...

A: Glucose is a monosaccharide that is used as the major energy source in the body. The dietary carbohy...

Q: Explain why someone with a parathyroid gland tumormight develop kidney stones.

A: The parathyroid gland can be defined as the gland which is present on either side of the thyroid gla...

Q: All of the following movements are possible at the radiocarpaljoint excepta. circumduction.b. abduct...

A: The skeletal system of the body comprises several bones, ligaments, and cartilages, and one of the f...

Q: A chiral amine A having the R configuration undergoes Hofmannelimination to form an alkene B as the ...

A: What are the structures of A and B?

Q: Hematocrit is increaseda. when a person has a vitamin B12 deficiency.b. by an increase in secretion ...

A: A blood cell examination is part of a full blood count (CBC). It will help the doctor make a diagnos...

Q: What information is conducted by sensory pathways?

A: A chain of nerve cells that is responsible for conducting information transfer from the receptor org...

Q: Label the parts of a hair follicle: Sebaceo gland * Hair shaft * Hair bulb * Hair root Hair papilla ...

A: The skin is the primary organ involved in protection of the body against the outside harsh environme...

Q: 6. Which is slightly shorter in length due to the position of the liver? a. left lung b. right lung ...

A: The lungs are important organs of the respiratory system and also participate in water management by...

Q: For a ballet dancer to stand on her toes, her feet musta. evert. c. plantar flex. e. abduct.b. inver...

A: A bone is a rigid organ that constitutes part of the vertebrate skeleton in animals. Bones protect t...

Q: An imaging technique that exposes the patient to no harmful radiation is: a. radiography. b. positro...

A: Medical imaging techniques can be described as the techniques and processes which are used for obtai...

Q: How would heart function be affected if the AV valves did not completely close during ventricular co...

A: In humans, the heart has four chambers, two atria, and two ventricles. The right atrium receives deo...

Q: Which of the following is NOT a reason why a reflex arc is faster than a normal nerve transmission? ...

A: A reflex or reflex action is an involuntary movement in response to a stimulus. It is made possible ...

Q: Label the structural and functional category of each joint in Figure

A: The bones of the skeletal system responsible for providing structural framework are connected to eac...

Q: 11. NAME ONE hormone secreted by this gland. 11

A: The thyroid gland is located on either side of trachea and are composed of follicles and stromal tis...

Q: Achlorhydria is a condition in which the stomach stops producinghydrochloric acid and other secretio...

A: Achlorhydria resulted in stopped production of the hydrochloric acid. The lack of stomach acid preve...

Q: The major product formed by addition of HBr to (CH3)2C=CH–CH=C(CH3)2 is the same at low and high tem...

A: Conjugated dienes are considered the structure with two double bonds separated by a single bond. The...

Q: Currently, the medication that manages the symptoms of Alzheimer's disease is a type of cholinestera...

A: The transmission of impulses from any part of the body to the brain is mediated by the nervous syste...

Q: Name the bones contributing to the os coxae, and relate the pelvic girdle’s strength to its function...

A:   The os coxae are commonly known as the hip bone, made up of three major bones, the ilium, ischium,...

Q: Justin leaped from his hotel room to avoid burning to death in a fire.If he landed on his heels, wha...

A: Foot is the terminal portion of the lower limb which helps in the movement of the body. It also bear...

Q: 8- Complete the following statements by writing the proper word or phrase on the corresponding blank...

A: The cerebrum is the main and the largest part of the body. It consists of the right and left hemisph...

Q: What are some similarities and differences between the carpalbones and the tarsal bones?

A: Introduction: Carpal bones are those small eight bones which make up our wrist. Carpal bones are: sc...

Q: Rigor

A: A few hours after the demise of a living organism, the joints of the body become stiff and locked in...

Q: Select the best answer or answers from the choices given: A hormone not involved in glucose metaboli...

A: Glucose metabolism refers to the different pathways involved in regulating the level of glucose in t...

Q: Describe the anatomy of the vagina and the externalgenitalia.

A: Introduction: The perineum is the area at the lower end of the trunk, in the interval between two th...

Q: Generally, what is the result of the negative feedback process? Of positive feedbnack?

A: Positive feedback is where a change in the process will lead to a better result ie in a positive way...

Q: In the photomicrograph below of compact bone tissue, find and label the indicated structures Osteon ...

A:    Bone is a living tissue. Bone is a form of mature connective tissue, it consists of cells and an ...

Q: Define atrial systole

A: Atrial systole can be defined as the cardiac cycle phase when there occurs contraction of the left a...

Q: (a) Describe the basic process and purpose of tubular resorption. (b) Explain the location and funct...

A: Tubular resorption is the process of removal of solutes and water from the pre-urine filtrate, as it...

Q: Which of the following stimuli will result in depolarization if the threshold level of a neuron is –...

A: Depolarization will take place only in case the stimulus goes beyond the threshold level of potentia...

Q: In a normal situation, describe how a sensory input of a scraped knee would result in the feeling of...

A: Pain:It is described as a sensation that is triggered in the nervous system and it can be sharp and ...

Q: 51. Which volume of body fluid is contained inside cells? ICF (intracellular fluid) O plasma O ECF (...

A: The body fluids are referred to as fluid present in various tissues of the human body. These fluids,...

Q: Identify the major body regions and their subdivisions?

A: The human body is a complex system of organs and organ systems. These organs systems are formed from...

Q: Distinguish between the target cells of the somatic and autonomic nervous systems?

A: There are sensory and motor channels in the somatic nervous system, while the autonomic nervous syst...

Q: What will it affect when decreasing the transpulmonary pressure?

A: The respiratory system is an organ system that helps an individual or organism to breathe. It includ...

Q: What are the causes of hypernatremia and hyponatremia?List the symptoms of both conditions.

A: Hypernatremia happens when the sodium levels are so high in the blood, and hyponatremia arises when ...

Q: Describe the formation of new bone by appositionalgrowth. Name the spaces that are occupied by osteo...

A: The bones are the hard, living tissues found in the body vertebrate animals. These structures provid...

Q: For each of the following, indicate whether it applies to rods or cones: vision in bright light; onl...

A: Eyes are the ball-shaped, paired organs located in the orbital sockets concerned with the unique sen...

Q: What is this image and the different parts of it explained?

A: The humans reproduce by the sexual method of reproduction which involves fusion of gametes from both...

Q: 1.What are the major divisions of the nervous system? What are their major functions?

A:     Our body is comprised of many different organ systems which has individual functions to perform....

Q: Which gland does not release tropic hormones? posterior pituitary hypothalamus anterior pitui...

A:    Endocrine system has ductless glands that secrete chemical messengers called hormones that circul...

Q: Explain how adrenal medulla stimulation potentiates (prolongs)the effects of the sympathetic divisio...

A: The adrenal medulla is the internal region of the adrenal gland. It consists of cells that release e...

Q: In an experiment, it was determined that the motor (effector) neuron for muscle fibre 1 had a thresh...

A: A skeletal muscle fibre will be stimulated only is the stimulus is as strong as its threshold. Only ...

Q: Define transudate

A: The transudate is a fluid that passes through a membrane, that filters out all the cells and almost ...

Q: 14. Assume that a string is tied around the heart at the level shown in thediagram by the red line A...

A: Introduction: Human's and frog's circulatory system is similar, comprising one circuit that brings a...

Q: In your own words, how does depression affect synapses,

A: Depression is accompanied by a reduction in the size of the brain region, including the hippocampus ...

Q: Which of the following rows correctly describe the direction of a nerve impulse in a reflex arc? ...

A: A reflex is an immediate, involuntary action or movement with respect to a stimulus. Examples of ref...

Q: In a normal cardiac cycle, what two chambers of the heart contract first?

A: The cardiac cycle can be defined as the cycle, which includes all the events occurring between two h...

Q: Freely movable joints are (a) synarthroses, (b) diarthroses, (c) amphiarthroses.

A: Types of movable joints comprise the ball-and-socket joint, hinge joint, pivot joint, and gliding jo...