Anatomy and Physiology Practice Exam #2

Which of the following best describes the primary function of hemoglobin?

Carries oxygen to tissues and organs

Which of the following best describes the function of the mitral valve?

Lets blood flow from the left atrium to the left ventricle

Which of the four chambers of the heart has the thickest muscular wall?

Left ventricle

Using the provided image, choose the anatomical structure designated by letter B.

Left atrium

Which organ is responsible for most of the nutrient absorption in the body?

Small intestine

How does serotonin affect the body?

It helps to regulate mood, anxiety, sleep, memory, and appetite.

Which of the following statements about the endocrine system is false?

The hypothalamus is commonly known as the "master gland."

Which plane divides the body into left and right sides?

Sagittal

Which of the following is located in the thoracic cavity?

The mediastinum

Which type of tissue is most widely distributed throughout the body?

Connective tissue

Which of the following options correctly lists the layers of the epidermis from the most superficial to the deepest layer?

Stratum corneum, stratum lucidum, stratum granulosum, stratum germinativum

What is the function of the sebaceous glands?

To secrete oil that lubricates the skin and prevents drying.

Where is the tibialis anterior located?

The front of the lower extremities

Which of the following muscles pulls a body part away from the midline of the body?

Abductors

Which of the following is a molecule carrying genetic instructions for the development, functioning, growth, and reproduction for all organisms?

DNA

Which part of the brain is involved in processing auditory information?

Temporal lobe

In which of the following reproductive structures does the fertilization of an ovum occur?

Fallopian tube

Which of the following structures is part of the upper respiratory system?

Pharynx

A patient complains of decreased sensation in the distal part of their arm and an inability to adduct and abduct their fingers. Based on these symptoms, which nerve is most likely compromised?

The elbow is what type of joint?

Hinge

A patient complaining of pain in their sternum reveals that they were recently in a mild car accident. Which of the following structures may have been injured in the accident?

Xiphoid process

The malleus, incus, and stapes are bones found in the _________.

Ear

Which important minerals are stored within the skeletal system?

Calcium and phosphorous

Which type of connection do ligaments create?

Bone to bone

Urine travels from the kidney to the urinary bladder through which structure?

Ureter