HESI A2 A andP EXAM 2024-2025 NEWEST !!! ACTUAL COMPLETE
QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS )
ALREADY GRADED A+.
Which is an anterior muscle?
A. Gluteus maximus
B. Quadriceps femoris
C. Biceps femoris
D. Adductor magnus - ANSWER-B. An anterior muscle is located near
the front of the body. Of those listed, the quadriceps( frontal thigh
muscle) is the most anterior.
How might the headrest on a car prevent traumatic injury?
A. By limiting hyperflexion of the neck
B. By limiting hyperextension of the neck
C. By reducing vertebral compression
D. By preventing disc degeneration - ANSWER-B. The headrest
prevents the head from moving too far backward, or
hyperextending the neck beyond its normal range.
Which might you expect to see in a whiplash injury?
A. Cardiopulmonary problems
B. Side-to-side spinal curvature
C. Eventual herniation of discs
D. Traumatic injury to ligaments - ANSWER-D. Because of the
hyperflexion and hyperextension caused by such a collision, it is
not uncommon to find tears or stretching of the ligaments of the
, spine. The injury is front-to-back, making choice B unlikely, and a
herniated disc (choice C) is more of a compression injury.
Muscle contractions that normally move food along the human
digestive system are known as ________.
A. defecation
B. osmosis
C. peristalsis
D. circulation - ANSWER-C. Defecation(choice A) is the elimination of
waste. Osmosis (choice B) is the movement of molecules across a
membrane. Circulation (choice D) is the movement of blood
through the body. Peristalsis (choice C) is the involuntary,
wavelike movement of muscles in the intestine and elsewhere that
pushes food along.
Which type of nutrient does not provide the body with energy?
A. Vitamin
B. Carbohydrate
C. Fat
D. Protein - ANSWER-A. Some nutrients supply
energy, and others support metabolism.
Nutrients in the first set include carbohydrates,
proteins, and fats. Those in the secound set
include vitamins, minerals, and water.
Where would you be likely to find a Schwann cell?
,A. In the digestive system
B. In the nervous system
C. In the skeletal system
D. In the muscular system - ANSWER-B. Schwann cells wrap around
the nerve fibers and form the myelin sheath in the peripheral
nervous system.
How does the nervous system work with the muscular system?
A. The muscles of the body produce chemicals that feed the nerves.
B. The nervous system tells the muscles how to respond to the
environment.
C. The nervous system releases chemicals that remove excess
waste from the muscles.
D. The muscular system provides input that allows the nerves to
make decisions. - ANSWER-B. The nervous system is made up of the
brain, spinal cord, and nerves. It receives and transmits signals from
the environment that regulate voluntary and involuntary movement.
Which part of the nervous system includes the femoral , radial, and
ulnar nerves? A. Somatic
B. Autonomic
C. Sympathetic
D. Parasympathetic - ANSWER-A. The symphathetic and
parasympathetic systems (choice C and D) are part of the
autonomic nervous system (choice B), which controls involuntary
actions of the smooth muscles, glands, and heart. The somatic
, nervous system (choice A) has to do with reception of external
stimuli and voluntary control of the muscles.
Where might a herniated lumbar disc be most likely to create pain?
A. Along the radial nerve
B. Within the spinal cord
C. Along the sciatic nerve
D. Along the tibial nerve - ANSWER-C. Damage to a disc in the lower
back will most likely cause pain radiating downward along the
sciatic nerve.
What is the name of the bone in the human thigh?
A. Ulna
B. Femur
C. Radius
D. Humerus - ANSWER-B. The ulna (choice A), radius (choice C), and
humerus (choice D) are arm bones.
The ovaries are part of the ___________.
A. skeletal system
B. nervous system
C. lymphatic system
D. reproductive system - ANSWER-D. The ovaries are the
eggproducing reproductive organs.
Of the following processes, which one is a different level of defense
from the others?
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