Final Test Second
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Questions and Answers

Which hormone is responsible for telling the ovaries to release a mature egg?

  • ACTH
  • Insulin
  • LH (correct)
  • ADH

What is the target organ for ADH?

  • Ovaries
  • Kidneys (correct)
  • Liver
  • Testes

Which gland releases epinephrine and norepinephrine?

  • Adrenal gland (correct)
  • Thymus gland
  • Thyroid gland
  • Pineal gland

Which part of the pituitary gland releases thyroid stimulating hormone (TSH)?

<p>Anterior pituitary gland (D)</p> Signup and view all the answers

Which cells in the pancreas secrete insulin?

<p>Beta cells (B)</p> Signup and view all the answers

Which type of immunity is called humoral immunity?

<p>Adaptive immunity (C)</p> Signup and view all the answers

Which type of T cell directly attacks infected cells?

<p>Killer T cell (A)</p> Signup and view all the answers

Where are the axillary lymph nodes located?

<p>In the underarm and chest (B)</p> Signup and view all the answers

What is the main function of lymph nodes?

<p>To filter lymph and remove harmful particles (D)</p> Signup and view all the answers

What is the difference between innate and adaptive immunity?

<p>Innate immunity is the immunity one is born with, while adaptive immunity is acquired (D)</p> Signup and view all the answers

Which type of white blood cell is responsible for phagocytosis?

<p>Neutrophils (C)</p> Signup and view all the answers

What is the function of albumin in the blood?

<p>Maintaining osmotic pressure (A)</p> Signup and view all the answers

What is the role of thrombocytes in hemostasis?

<p>Reducing bleeding from injured vessels (D)</p> Signup and view all the answers

Which blood cells are capable of diapedesis?

<p>Lymphocytes and monocytes (B)</p> Signup and view all the answers

What is the function of prothrombin in blood clotting?

<p>Transforming fibrinogen into fibrin (C)</p> Signup and view all the answers

Which layer of blood vessels is composed of endothelial tissue, collagen fibers, elastic fibers, and smooth muscle tissue (except capillaries)?

<p>Tunica intima (B)</p> Signup and view all the answers

Which of the following is responsible for the depolarization of the ventricles in an ECG?

<p>QRS complex (A)</p> Signup and view all the answers

Which blood vessel carries venous blood from the abdominal viscera to the liver for processing before reaching the inferior vena cava?

<p>Hepatic portal vein (C)</p> Signup and view all the answers

What is the purpose of the hepatic portal vein?

<p>To filter the blood from the digestive system (A)</p> Signup and view all the answers

Which type of white blood cell is responsible for antibody-mediated immunity?

<p>B cells (B)</p> Signup and view all the answers

Which of the following is true about the cardiac cycle?

<p>The cardiac cycle consists of five major events: contraction (systole), relaxation (diastole), ejection, filling, and passive ventricular filling. (A)</p> Signup and view all the answers

What happens during isovolumetric ventricular relaxation?

<p>The ventricular pressure drops below arterial pressure and pushes the valve flaps closed. (B)</p> Signup and view all the answers

What is the function of baroreceptors in the autonomic nervous system?

<p>Baroreceptors adjust heart rate by increasing impulses to the vasomotor center. (C)</p> Signup and view all the answers

What are the three main layers that make up the heart wall?

<p>Epicardium, myocardium, endocardium (A)</p> Signup and view all the answers

What is cardiac output?

<p>The amount of blood that flows out of a ventricle of the heart per unit of time (C)</p> Signup and view all the answers

  1. What is the function of calcitonin?

<p>To decrease blood calcium levels (B)</p> Signup and view all the answers

  1. Which cells in the thyroid produce calcitonin?

<p>Parafollicular cells (A)</p> Signup and view all the answers

  1. What is the function of parathyroid hormone?

<p>To increase blood calcium levels (D)</p> Signup and view all the answers

  1. What are the target tissues of parathyroid hormone?

<p>Bones and kidneys (C)</p> Signup and view all the answers

  1. What is the role of luteinizing hormone in women?

<p>Stimulate the formation of corpus luteum (A)</p> Signup and view all the answers

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