IOP Exam 1 (2026/2027) – Practice Exam with Verified Questions and Answers

3/2/26, 11:12
AM




IOP EXAM 1 PRACTICE EXAM WITH VERIFIED
QUESTIONS AND ANSWERS 2026/2027.

1. Describe how hydrostatic pressure influences blood flow in the body.


Hydrostatic pressure influences blood flow by affecting the movement of blood

from the heart to various parts of the body, particularly the head.

Hydrostatic pressure only affects the flow of lymphatic fluid.

Hydrostatic pressure regulates the secretion of

hormones.

Hydrostatic pressure has no significant effect on blood flow.


2. Which organelle is primarily responsible for synthesizing proteins in the cell?

Golgi apparatus

Rough endoplasmic reticulum (RER)

Mitochondria

Smooth endoplasmic reticulum


3. Which organelle is responsible for lipid synthesis and calcium storage in cells?

Smooth endoplasmic reticulum (SER)

Mitochondria

Golgi apparatus

Rough endoplasmic reticulum (RER)


4. What is the primary function of desmosomes in the

skin? Store energy in skin cells.

Anchor keratinocytes to each other.


Facilitate nerve signal transmission.
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