Cells 1
What does the nucleus do?
Controls the activities of the cell and facilitate cell division
A decrease in the size of a cell is known as:
Atrophy
Name one location that squamous epithelial tissue is found.
Heart, Blood vessels, Alveoli in lungs, Skin
The subcutaneous layer is primarily composed of
Fat (adipose)
The most superficial layer of the skin is known as the:
epidermis
The rough endoplasmic reticulum contains __________________ that play a key function in protein synthesis
Ribosomes
A neoplasm is also known as a
Tumor
List one example of an exocrine gland:
What does keratin do?
Create a waterproof covering of the skin
What contagious fungal infection causes blisters and crackling between the toes?
Athlete's Foot
The create movement
The division of one cell into two complete daughter cells is called:
Mitosis
What type of tissue is composed of tightly bound collagen?
Dense Fibrous
Sebum is an oily substance secreted by the ______________________.
Sebaceous gland
What does melanin absorb?
UV light
An increase in number of cells is known as:
hyperplasia
Molecules move away from an area where they are greatly concentrated to an area where they are less concentrated during what form of transport?
Diffusion (passive transport)
What type of cartilage composes the intervertebral discs and the pubic symphysis?
Fribrocartilage
A non-contagious, acute inflammation of the skin is known as
Dermatitis
What is the medical term for a "pimple"?
Pustule
List and DESCRIBE the two types of cell death.
Apoptosis: orderly process by which cells intentionally die
Necrosis: unprogrammed death of cells and living tissues
During what phase of cell division do the chromatid pairs arrange in a single-file line in the middle of the cell?
Anaphase
What are the two characteristics of nervous tissue?
irritability & conductivity
What layers of skin are affected by a second degree burn?
Epidermis & dermis
The two differences between thick and thin skin:
Thick skin has a stratum lucidum & DOES NOT have hair