BIOL 216

hands are at the sides, and the palms face anteriorly

In anatomical position, a person stands with the legs together and the feet flat on the floor. Additionally, the ________.

stratified squamous epithelium

In the skin, apical layers of epithelial cells are packed with filaments of keratin, a protein, in the __________.

Epithelial tissue

In which of the following tissue type(s) is there LITTLE or NO intercellular space between the cells?

All of the answers are correct.

Organs systems are ________.

smooth endoplasmic reticulum

The gonads produce steroids, a type of lipid. The specific steroid-producing organelle in gonad cells is

mitochondria

The organelle that best enables an athlete's tissues to be metabolically active are

Elastic cartilage

What type of supporting tissue is found in the pinna (where we hang earrings) of the ear and the tip of the nose?

Langerhans cells

Which cell type functions in initiating an immune response against pathogens invading the epidermis?

All of the answers are correct.

Which feature(s) provides great strength and stability to epithelia?

stratum granulosum

Which layer of the epidermis is the most superficial layer in which all of the cells still have a nucleus?

anterior, ventral

Which of the following directional reference pairs consists of anatomical equivalents when referring to the human body?

High oxygen demands and highly vascularized

Which of the following is NOT a characteristic of a ligament (dense regular connective tissue)?

is vascular

Which of the following is NOT a characteristic of epithelial tissue?

Adipose tissue

Which of the following is NOT one of the four primary tissue types of the human body?

Simple squamous epithelium

Which type of epithelium is the most delicate?

integral proteins

Which type(s) of membrane proteins may form gated channels or pumps?

All of the answers are correct.

Fibroblasts produce which of the following type(s) of fibers in connective tissue?