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?