Question 1

_____________ are small structures where gas exchange occurs.

Accepted Answer

Alveoli are the small, air-filled sacs in the lungs where gas exchange between the air and blood occurs.

Question 2

Write down the taxonomic classification of humans (i.e., list the kingdom, etc. to which humans belong). Also, name one characteristic of each classification level that describes why humans are so categorized. For example, because humans are mobile, multicellular organisms composed of tissues that derive energy from the consumption of other organisms, we are classified as part of the Animalia kingdom.

Accepted Answer

The answer of Write down the taxonomic classification of humans...

Question 3

Explain how evolutionary relationships among organisms are determined. In your answser, be sure to use and define the following terms morphology; phylogeny; and shared, ancestral, and derived traits.

Accepted Answer

The answer of Explain how evolutionary relationships among organisms are...

Question 4

Name the two major regions of the skull and describe at least three characteristics of each region. In your characterization of the two major parts of the skull, be sure to name at least three of the bones and/or structures of the region.

Accepted Answer

The answer of Name the two major regions of the...

Question 5

Reproduction is a critical element in the process of evolutionary change. Name two external and two internal structures of the female reproductive system and two external and two internal structures of the male reproductive system. Describe how each of the eight structures is involved in reproduction.

Accepted Answer

The answer of Reproduction is a critical element in the...

Question 6

Name three of the basic physiological systems in the human body. Describe the function and two structures of each of these three systems.

Accepted Answer

The answer of Name three of the basic physiological systems...

Quiz 2: Basics of Human Biology

_____________ are small structures where gas exchange occurs.

Explain how evolutionary relationships among organisms are determined. In your answser, be sure to use and define the following terms morphology; phylogeny; and shared, ancestral, and derived traits.

Name the two major regions of the skull and describe at least three characteristics of each region. In your characterization of the two major parts of the skull, be sure to name at least three of the bones and/or structures of the region.

Name three of the basic physiological systems in the human body. Describe the function and two structures of each of these three systems.