Which of the following is not a type of tissue?
- muscle
- nervous
- embryonic
- epithelial
The process by which a less specialized cell matures into a more specialized cell is called ________.
- differentiation
- maturation
- modification
- specialization
Differentiated cells in a developing embryo derive from ________.
- endothelium, mesothelium, and epithelium
- ectoderm, mesoderm, and endoderm
- connective tissue, epithelial tissue, and muscle tissue
- epidermis, mesoderm, and endothelium
Which of the following lines the body cavities exposed to the external environment?
- mesothelium
- lamina propria
- mesenteries
- mucosa
In observing epithelial cells under a microscope, the cells are arranged in a single layer and look tall and narrow, and the nucleus is located close to the basal side of the cell. The specimen is what type of epithelial tissue?
- columnar
- stratified
- squamous
- transitional
Which of the following is the epithelial tissue that lines the interior of blood vessels?
- columnar
- pseudostratified
- simple squamous
- transitional
Which type of epithelial tissue specializes in moving particles across its surface?
- transitional
- stratified columnar
- pseudostratified ciliated columnar
- stratified squamous
The ________ exocrine gland stores its secretion until the glandular cell ruptures, whereas the ________ gland releases its apical region and reforms.
- holocrine; apocrine
- eccrine; endocrine
- apocrine; holocrine
- eccrine; apocrine
Connective tissue is made of which three essential components?
- cells, ground substance, and carbohydrate fibers
- cells, ground substance, and protein fibers
- collagen, ground substance, and protein fibers
- matrix, ground substance, and fluid
Under the microscope, a tissue specimen shows cells located in spaces scattered in a transparent background. This is probably ________.
- loose connective tissue
- a tendon
- bone
- hyaline cartilage
Which connective tissue specializes in storage of fat?
- tendon
- adipose tissue
- reticular tissue
- dense connective tissue
Ligaments connect bones together and withstand a lot of stress. What type of connective tissue should you expect ligaments to contain?
- areolar tissue
- adipose tissue
- dense regular connective tissue
- dense irregular connective tissue
In adults, new connective tissue cells originate from the ________.
- mesoderm
- mesenchyme
- ectoderm
- endoderm
In bone, the main cells are ________.
- fibroblasts
- chondrocytes
- lymphocytes
- osteocytes
Striations, cylindrical cells, and multiple nuclei are observed in ________.
- skeletal muscle only
- cardiac muscle only
- smooth muscle only
- skeletal and cardiac muscles
The cells of muscles, myocytes, develop from ________.
- myoblasts
- endoderm
- fibrocytes
- chondrocytes
Skeletal muscle is composed of very hard working cells. Which organelles do you expect to find in abundance in skeletal muscle cell?
- nuclei
- striations
- golgi bodies
- mitochondria
The cells responsible for the transmission of the nerve impulse are ________.
- neurons
- oligodendrocytes
- astrocytes
- microglia
The nerve impulse travels down a(n) ________, away from the cell body.
- dendrite
- axon
- microglia
- collagen fiber
Which of the following central nervous system cells regulate ions, regulate the uptake and/or breakdown of some neurotransmitters, and contribute to the formation of the blood-brain barrier?
- microglia
- neuroglia
- oligodendrocytes
- astrocytes
Which of the following processes is not a cardinal sign of inflammation?
- redness
- heat
- fever
- swelling
When a mast cell reacts to an irritation, which of the following chemicals does it release?
- collagen
- histamine
- hyaluronic acid
- meylin
Atrophy refers to ________.
- loss of elasticity
- loss of mass
- loss of rigidity
- loss of permeability
Individuals can slow the rate of aging by modifying all of these lifestyle aspects except for ________.
- diet
- exercise
- genetic factors
- stress