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Exam (elaborations)

BIOL 235 – Unit 22 Sample Questions and Answers, Graded A+ | Verified Practice Material

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This document includes BIOL 235 Unit 22 sample exam questions with fully correct answers, based on a graded A+ and 100% verified source. It focuses on the key concepts and learning objectives from Unit 22 and is ideal for practice, revision, and exam preparation.

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BIOL 235
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Institution
BIOL 235
Course
BIOL 235

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Uploaded on
December 15, 2025
Number of pages
69
Written in
2025/2026
Type
Exam (elaborations)
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Questions & answers

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BIOL 235 UNIT 22 SAMPLE BIOL 235 UNIT 22 S BIOL 235 UNIT 22 SAMPLE AMPLE BIOL 235 UNIT 22 SAMPLE
Lomar capsid| 7670600




Lomar capsid| 7670600




BIOL 235 UNIT 22 SAMPLE QUESTIONS AND
ANSWERS GRADED A+ 100% VERIFIED.




1) Which of the following is NOT a function of the lymphatic and
immune system?

a) Draining excess interstitial fluid
b) Maintaining water homeostasis in the body
c) Transporting dietary lipids
d) Carrying out immune


responses ANS >>> b

Difficulty: Easy
Study Objective 1: SO, 22.1 Understand the various components and
major functions of the lymphatic system.
Study Objective 2: SO 22.1.1 List the components and major functions
of the lymphatic system. Section Reference 1: Sec 22.1 Lymphatic
System Structure and Function


2) What is the major difference between lymph and interstitial fluid?

a) Composition of electrolytes
b) White blood cells are present in lymph
c) Location
d) Types of proteins present
e) Red blood cells are present in


interstitial fluid ANS >>> c

,BIOL 235 UNIT 22 SAMPLE BIOL 235 UNIT 22 S BIOL 235 UNIT 22 SAMPLE AMPLE BIOL 235 UNIT 22 SAMPLE
Lomar capsid| 7670600




Difficulty: Easy
Study Objective 1: SO, 22.1 Understand the various components and
major functions of the lymphatic system.
Study Objective 2: SO 22.1.3 Explain the formation and
flow of lymph. Section Reference 1: Sec 22.1 Lymphatic
System Structure and Function


3) Lack of resistance is also known as:

a) Pathogenic
b) Innate
c) Specific
d) Susceptibility
e) Lymphatic ANS >>> d


Difficulty: Easy
Study Objective 1: SO, 22.1 Understand the various components and
major functions of the lymphatic system.
Study Objective 2: SO 22.1.1 List the components and major functions
of the lymphatic system. Section Reference 1: Sec 22.1 Lymphatic
System Structure and Function


Question type: Essay


4) Describe how lymphatic capillaries are one-way only vessels.

ANS >>>

Difficulty: Medium
Study Objective 1: SO, 22.1 Understand the various components and
major functions of the lymphatic system.
Study Objective 2: SO 22.1.2 Describe the organization of
lymphatic vessels. Section Reference 1: Sec 22.1
Lymphatic System Structure and Function

,BIOL 235 UNIT 22 SAMPLE BIOL 235 UNIT 22 S BIOL 235 UNIT 22 SAMPLE AMPLE BIOL 235 UNIT 22 SAMPLE
Lomar capsid| 7670600




Solution: The ends of the endothelial cells in the wall of the lymphatic
capillary overlap. When pressure is higher in the interstitial fluid than in
the lymph, the cells separate slightly allowing interstitial fluid into the
vessel. When pressure is greater inside, the cells are tightly packed, not
allowing the lymph to cross back into the interstitial fluid.


Question type: Multiple Choice


5) What causes lymph from the small intestines to appear white?

a) Proteins
b) WBC
c) RBC
d) Lipids
e) Carbohydrates ANS >>> d


Difficulty: Medium
Study Objective 1: SO, 22.1 Understand the various components and
major functions of the lymphatic system.
Study Objective 2: SO 22.1.1 List the components and major functions
of the lymphatic system. Section Reference 1: Sec 22.1 Lymphatic
System Structure and Function


6) Which of the following is not considered an organ of the immune
system?
a) Spleen

b) Lymph node
c) Red bone marrow
d) Thymus
e) Pancreas ANS >>> e



Difficulty: Easy

, BIOL 235 UNIT 22 SAMPLE BIOL 235 UNIT 22 S BIOL 235 UNIT 22 SAMPLE AMPLE BIOL 235 UNIT 22 SAMPLE
Lomar capsid| 7670600




Study Objective 1: SO, 22.1 Understand the various components and
major functions of the lymphatic system.
Study Objective 2: SO 22.1.4 Compare the structure and functions of the
primary and secondary lymphatic organs and tissues.
Section Reference 1: Sec 22.1 Lymphatic System Structure and Function


7) The left subclavian vein receives lymph from the

a) Leftaxillary vein
b) Lumbar trunk
c) Jugular trunk
d) Thoracic duct
e) Right lymphatic duct ANS >>> d



Difficulty: Medium
Study Objective 1: SO, 22.1 Understand the various components and
major functions of the lymphatic system.
Study Objective 2: SO 22.1.2 Describe the organization of
lymphatic vessels. Section Reference 1: Sec 22.1 Lymphatic
System Structure and Function

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