HESI A2 ANATOMY AND PHYSIOLOGY EXAM QUESTIONS

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HESI A2 ANATOMY AND PHYSIOLOGY EXAM QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -100 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation

Question 1: Adductors

Answer:

-return the limb back toward the body

Question 2: Muscle cells consist of

Answer:

-myofibrils

Question 3: Pituitary gland (master gland)

Answer:

-attached to hypothalamus by a stalk called the infundibulum -anterior lobe (adenohypophysis); called tropic hormones because they act mainly on the endocrine glands -posterior lobe (neurohypophysis)

Question 4: Steroid Hormones

Answer:

-enter the target cells and have a direct effect on the DNA of the nucleus

Question 5: Endocrine System

Answer:

-assists the nervous system in homeostasis and plays an important role in growth and sexual maturation

Question 6: Superior

Answer:

Above

Question 7: Posterior

Answer:

Toward the back

Question 8: Parathyroid Gland

Answer:

-Plays vital role in proper bone development -Regulates calcium and phosphorous levels

Question 9: Sebaceous glands

Answer:

Releases an oily secretion (sebum) through hair follicles that lubricates the skin and prevents them from dying

Question 10: Facial bones include

Answer:

-2 nasal bones, two maxillary bones, two zygomatic bones, one mandible (only moveable bone of the skull), two palatine bones, one vomer, two lacrimal bones, and two inferior nasal conchae

Question 11: Muscular System

Answer:

Produces movement by contracting response to nervous stimulation

Question 12: Thyroid

Answer:

Responsible for metabolism control

Question 13: Bones of the arm

Answer:

-Humerus, radiums, ulna, carpals, metacarpals, and the phalanges

Question 14: Hemopoiesis

Answer:

Blood cell formation

Question 15: Apocrine

Answer:

-Sweat gland in the armpits and groin area -This secretion contains bits of cytoplasm from the secreting cells -This cell debris attracts bacteria resulting in body odor

Question 16: Mitosis

Answer:

-Necessary for growth and repair -DNA is duplicated and distributed evenly to two daughter cells

Question 17: Cerebrum

Answer:

-associated with movement and sensory input

Question 18: Flexors

Answer:

-muscles that reduce the angle at the joint

Question 19: Synergists

Answer:

-work in cooperation with the prime mover

Question 20: Pancreas

Answer:

Endocrine system gland mainly responsible for maintaining healthy blood sugar levels

Question 21: Sesamoid Bone

Answer:

-Only 2 -Patella and pisiform bones

Question 22: Dendrites

Answer:

-transmit the impulse TOWARD the cell body

Question 23: Neurons consists of

Answer:

-cell body -axon -dendrites All actions of the nervous system depend on the transmission of nerve impulses from NEURONS

Question 24: Appendicular Skeleton

Answer:

Includes; girdles and the limbs

Question 25: Tissue

Answer:

Group of cells that act together to perform specific functions

Question 26: Anterior

Answer:

Facing forward

Question 27: Nervous system consists of

Answer:

-the brain

-the spinal cord (white and gray matter: integrates reflexes to stimuli)

-the nerves