Chapter 5

Multiple Choice

Why is it important for body systems to work together to maintain homeostasis?

• Because each system can function independently without affecting others

• Because the failure of one system does not impact the body as a whole

• Because the cooperation of body systems is essential for maintaining a stable internal environment

• Because homeostasis is only regulated by the nervous system

Multiple Select

Which of the following are parts of the central nervous system (CNS)?

• Brain

• Spinal cord

• Nerves connecting CNS to body

• Muscles

Open Ended

List the three protective layers of connective tissue that cover the brain and spinal cord.

Multiple Select

Which of the following are characteristics of the autonomic nervous system?

• Not under conscious control

• Controls contraction of smooth muscle

• All conscious awareness of the external environment

• Monitors function of glands and organs

Multiple Choice

What is the primary role of the sympathetic division of the autonomic nervous system?

• Maintains and restores the body’s energy after stress

• Responds to stress or impending danger

• Controls voluntary muscle movement

• Regulates hormone production

Fill in the Blanks

The pituitary gland is often called the

gland because it controls other endocrine glands.

Multiple Choice

What is the function of the hypothalamus in the endocrine system?

• It stores hormones produced by the pituitary gland.

• It secretes hormones that stimulate the pituitary gland.

• It produces adrenaline for emergency situations.

• It controls voluntary muscle movement.

Multiple Choice

Which gland releases melatonin to modulate wake/sleep patterns?

• Pineal gland

• Thymus gland

• Hypothalamus

• Pituitary gland

Fill in the Blanks

The main artery leaving the heart is called the

.

Multiple Select

Which of the following are functions of the cardiovascular system?

• Transporting blood to the lungs and back

• Delivering oxygen and nutrients to every cell

• Producing antibodies

• Removing carbon dioxide and waste products

Multiple Choice

What is the normal flow of blood through the vessels?

• Artery -> Arteriole -> Capillary Bed -> Venule -> Vein

• Vein -> Capillary Bed -> Artery -> Arteriole -> Venule

• Arteriole -> Artery -> Vein -> Capillary Bed -> Venule

• Capillary Bed -> Artery -> Vein -> Arteriole -> Venule

Multiple Choice

Which of the following is NOT a component of the lymphatic system?

• Lymph

• Lymphatic vessels

• Lacteals

• Alveoli

Multiple Select

Which of the following are found in lymphatic fluid (lymph)?

• Digested fats

• Red blood cells

• White blood cells (WBC)

• Protein

Fill in the Blanks

Lacteals are predominantly found in the

intestine, where they pick up fats (lipids).

Multiple Choice

What is the primary function of lymphoid tissue in the lymphatic system?

• Transporting oxygen

• Immune function and defense

• Digesting proteins

• Producing insulin