KIN 2500 Exam 1

In passive processes, substances move across the plasma membrane...1. with the use of ATP...2. Up(or against) a concentration gradient...3. Down(or along) a pressure gradient...4. Equally in all directions

3. Down (or along) a pressure gradient

Which of the choices listed below are characteristics shared by ALL epithelial tissues?

Avascular (no blood vessels) Cells closely joined together Form surface layers Found immediately next to blood-vessel rich connective tissues

The two layers of a basement membrane are the

Basal lamina and reticular lamina

Extracellular fluid includes all of the following EXCEPT:

Cytosol Includes: interstitial fluid, plasma, and lymph

The connective tissue best designed to resist pulling forces in various directions is

Dense irregular connective tissue

The carpals are ____ to the humerus?

Distal

Which of the following is the most prevalent type of tissue within the visible outer ear (auricle)?

Elastic Cartilage

The abdominal region directly superior to the umbilical region is the _____.

Epigastric

The 4 basic types of tissues in the body are:

Epithelial, Connective, Muscular, and Nervous

When charged, medium-sized molecules like glucose and amino acids move across a membrane from high to low concentration, the following process has occurred.

Facilitated Diffusion

Which of the following is the process by which glucose is transported into cells of the human body?

Facilitated Diffusion

True or False: Peripheral proteins span the entire lipid bilayer?

False

True or False: The diaphragm divides the abdominal and pelvic cavities from each other.

False

Epithelial tissues play which important roles in the body?

Filtration, Absorption, Protection, and Secretion

Which of the following types of cell junctions allow communication between cells?

Gap Junctions

The abdominal region directly inferior to the umbilical region is the _____.

Hypogastric

Angela went to the doctor complaining of headaches. After a full exam, the doctor prescribed a medication in drop form. On the bottle, the word "otic" was written. Where should Angela apply these drops?

In her eyes

Specific molecules that bind to receptors are called?

Ligands

Microscopic folds that extend from the apical surface of certain epithelia to increase the surface area for absorption and secretion are called

Microvilli

A system in the body is composed of related ____ with a common function.

Organs

Body structures known as ____ are composed of two or more different tissues, have specific functions, and usually have recognizable shapes.

Organs

The heart is located specifically in the ____ cavity.

Pericardial

The serous membrane lining the abdominal cavity is the _____.

Peritoneum

Organelles that are similar to small lysosomes, contain enzymes, and are important in detoxification are called ____.

Peroxisomes

Aidan was building a wooden fort in his backyard. He stepped on a sharp nail that pierced through his shoe into the bottom of his foot. What portion of his foot was injured?

Plantar

Which of the following directly regulates the movement of materials into and out of a cell?

Plasma Membrane

Which of the following is used by cells to take up specific molecules?

Receptor-mediated endocytosis

Which of the following is an important life process of humans?

Responsiveness, Metabolism, Differentiation, and Movement

Rough endoplasmic reticulum differs from smooth endoplasmic reticulum in that it has ____ associated with it; therefore rough endoplasmic reticulum assists in the production and temporary storage of _____.

Ribosomes, proteins

Respiratory gases move between the lungs and blood by means of?

Simple Diffusion

Nonkeratinized stratified squamous epithelium is found lining each of these locations except the:

Small intestine FOUND IN: oral cavity pharynx vagina esophagus

True or False: The visceral layer of a serous membrane adheres to the organs of the thoracic and abdominal cavities.

TRUE

True or False: You would find the heart, lung, and esophagus in the thoracic cavity?

TRUE

Which of the following statements is false?

The diaphragm separates the abdominal cavity from the pelvic cavity

Mesenchyme is

The embryonic connective tissue from which almost all other connective tissues arise

A transverse plan is

The same as a horizontal plane AND Perpendicular to a sagittal plane

Which of the following is an endocrine gland?

Thyroid gland which secretes thyroid hormones

Which type of cell junction, shown in the figure, regards the passage of substances between cells?

Tight Junctions

The type of epithelium that lines the urinary bladder and may include some binucleated cells is called ____ epithelium.

Transitional

True or False: The diaphragm separates the abdominal cavity from the thoracic cavity.

True

True or False: The mediastinum is part of the thoracic cavity.

True

True or False: The mitotic spindle consists of microtubules

True

The serous membrane covering the lungs is called the

Visceral pleura

Anatomy is defined as the study of:

body structure

When the human body is in the anatomical position, the palm of the hand faces:

forward

What type of epithelial junction contains connexons?

gap junctions

Which sub discipline of anatomy examines the microscopic structure of tissues?

histology

Most common type of cartilage that is also the weakest?

hyaline cartilage

An axillary temperature is taken

in the armpit region

A _____ plane divides the body into unequal right and left sides.

parasagittal

The serous membrane lining the abdominal cavity is called the ____ peritoneum

parietal

Ateries are named according to their location in the body. What would the artery that runs behind your knee likely be called?

popliteal

Pseudostratified ciliated epithelium would be found lining:

portions of the respiratory system

A function of fibroblasts is to

produce the protein fibers found in the matrix of connective tissue

The walls of kidney tubules are formed by ____ epithelium, which functions in resorbing materials filtered from blood plasma such as nutrients, ions, and water.

simple cuboidal

A _____ epithelium consists of a single layer of flattened cells attached directly to a basement membrane.

simple squamous

What type of epithelium would be most suited for high levels of diffusion and filtration.

simple squamous

A _____ plane divides the body into superior and inferior portions

transverse

Mucous connective tissue is found only in

umbilical cord