FREE PHYSIOLOGY AND STUDY GAMES ABOUT

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FREE PHYSIOLOGY AND STUDY GAMES ABOUT

PHYSIOLOGY WEEK 7-13 EXAM QUESTIONS

Qs and Ans Expert- Explanation

This Exam contains:

-Guarantee passing score -33 Questions and Answers -format set of multiple-choice -Expert- Explanation

Question 1: An ion channel that opens in response to a sensory stimulus is a(n)

Answer:

stimulus-gated channel

Question 2: What is a function of the liver?

Answer:

Detoxification, storage of iron and vitamins, production of bile Question 3: The tendency of the thorax and lungs to return to the pre-inspiration volume is

called:

Answer:

elastic recoil

Question 4: What is the immediate effect of a steroid hormone on a cell?

Answer:

transcription of RNA

Question 5: Which blood vessel carries absorbed food from the GI tract to the liver?

Answer:

portal vein?

Question 6: What are the two types of synapses?

Answer:

Electrical and chemical Question 7: Polysaccharides are hydrolyzed into disaccharides by enzymes known as

Answer:

amylase Question 8: Memory cells:

Answer:

become plasma cells when exposed to an antigen

Question 9: Clearness or sharpness of visual perception is known as

Answer:

visual acuity

Question 10: Bicarbonates are useful in the GI tract to

Answer:

neutralize hydrochloric acid Question 11: What is the active transport mechanism in the plasma membrane that transports sodium and potassium ions in opposite directions and at different rates?

Answer:

Sodium-potassium pump

Question 12: Cerebrospinal fluid is formed by filtration of blood in the

Answer:

Choroid plexuses

Question 13: What physiological mechanism dissolves blood clots?

Answer:

fibrinolysis

Question 14: The term blood type refers to the type of blood cell

Answer:

antigen Question 15: Ciliated cells lining the respiratory tract:

Answer:

help move the mucus blanket toward the pharynx

Question 16: What is the function of the spleen?

Answer:

tissue repair, hematopoiesis, red blood cell and platelet destruction, blood reservoir

Question 17: What role doe platelets play?

Answer:

blood clotting Question 18: Which protein interferes with the ability of viruses to cause disease?

Answer:

interferon

Question 19: What 3 hormones work together to regulate blood volume?

Answer:

aldosterone, ANH, ADH

Question 20: What constitutes total lung volume?

Answer:

residual volume and vital capacity

Question 21: The major site for absorption of the end products of digestion is the

Answer:

small intestine

Question 22: Somatic senses enable us to detect what sensations?

Answer:

touch, temperature, pain

Question 23: What tool is used to measure blood pressure?

Answer:

Sphygmomanometer Question 24: What part of the brain can directly influence or inhibit the release of hormones from the pituitary?

Answer:

hypothalamus Question 25: What is the clear and potassium-rich fluid that fills the labyrinth?

Answer:

Endolymph Question 26: What is the ingestion and destruction of microorganisms or other small particles?

Answer:

phagocytosis

Question 27: What functions does the cerebellum perform?

Answer:

Coordinates control of muscle action, helps control pressure, controls skeletal muscles to maintain balance Question 28: The function of lymph nodes are:

Answer:

defense and hematopoiesis