Chapter 1-7 Lab Questions Flashcards
Label the following levels of organization…
- Organ level
- Chemical level
- Tissue level
- Cellular level
- Organism level
- Organ system level
A. Chemical level B. Cellular level C. Tissue level D. Organ level E. Organ system level F. Organism level
Identify the following organ systems…
- Pituitary gland, thyroid gland, pancreas, suprarenal glands, gonads, endocrine tissues in other systems
- Heart, blood, blood vessels
- Skeletal muscles and associated tendons
- Bones, cartilage, ligaments, marrow
- Skin, hair, sweat glands, nails
- Brain, spinal cord, peripheral nerves, sense organs
A. Skin, hair, sweat glands, nails
B. Bones, cartilage, ligaments, marrow
C. Skeletal muscles and associated tendons
D. Brain, spinal cord, peripheral nerves, sense organs
E. Pituitary gland, thyroid gland, pancreas, suprarenal glands, gonads, endocrine tissues in other systems
F. Heart, blood, blood vessels
Identify the following organ systems…
- Nasal cavity, sinuses, larynx, trachea, bronchi, lungs, alveoli
- Teeth, tongue, pharynx, esophagus, stomach, small intestine, large intestine, liver, gall bladder, pancreas
- Spleen, thymus, lymph nodes, tonsils
- Kidneys, ureters, urinary bladder, urethra
- Ovaries, uterine tubes, uterus, vagina, labia, clitoris, mammary glands
- Testes, epididymis, ductus deferens, seminal vesicles, prostate gland, penis, scrotum
A. Spleen, thymus, lymph nodes, tonsils
B. Nasal cavity, sinuses, larynx, trachea, bronchi, lungs, alveoli
C. Teeth, tongue, pharynx, esophagus, stomach, small intestine, large intestine, liver, gall bladder, pancreas
D. Kidneys, ureters, urinary bladder, urethra
E. Testes, epididymis, ductus deferens, seminal vesicles, prostate gland, penis, scrotum
F. Ovaries, uterine tubes, uterus, vagina, labia, clitoris, mammary glands
Identify the correct level of organization... A. Organ level B. Organ system level C. Cellular level D. Tissue level
A. Organ level
Identify the image that represents the skeletal system…
B.
Physicians draw on numerous sources of information on patient health. The function of lungs, for instance, can be checked through careful listening with a stethoscope. Such practice is called auscultation and falls under which of the following particular physiological specialties? A. Histology B. Organ physiology C. Systemic physiology D. Cell physiology
B. Organ physiology
Effective auscultation of the lungs relies on knowledge of which of the following anatomical concepts?
A. Proximal and distal locations
B. Anatomical landmarks
C. Sectional planes
D. Right and left lower abdominopelvic quadrants
B. Anatomical landmarks
Another term for "anterior" is... A. Cranial B. Dorsal C. Caudal D. Ventral
D. Ventral
Identify this sectional plane... A. Transverse B. Sagittal C. Coronal D. Frontal
B. Sagittal
Identify the abdominopelvic regions…
A. Right hypochondriac region B. Umbilical region C. Right lumbar region D. Right inguinal region E. Hypogastric (pubic) region F. Epigastric region G. Left hypochondriac region H. Left lumbar region I. Left inguinal region
Identify the anterior anatomical landmarks on the superior half of the body…
A. Cephalic (head) B. Brachial (arm) C. Antecubital (front of elbow) D. Carpal (wrist) E. Cervical (neck) F. Thoracic (chest) G. Abdominal (abdomen) H. Manual (hand)
Identify the anterior anatomical landmarks on the interior half of the body…
A. Patellar (kneecap) B. Crural (leg) C. Tarsal (ankle) D. Digits (toes) E. Pelvic (pelvis) F. Inguinal (groin) G. Pubic (pubis) H. Femoral (thigh) I. Pedal (foot)
Identify the posterior anatomical landmarks…
A. Acromial (shoulder) B. Dorsal (back) C. Olecranal (back of elbow) D. Lumbar (loin) E. Gluteal (buttock) F. Popliteal (back of knee) G. Sural (calf) H. Cephalic (head) I. Cervical (neck)
Identify the sectional planes of anatomical study…
A. Sagittal plane
B. Frontal (coronal) plane
C. Transverse (horizontal) plane
Identify the terms of anatomical direction…
A. Superior B. Proximal (arm) C. Lateral D. Medial E. Proximal (leg) F. Distal (leg) G. Distal (arm) H. Inferior
Identify the terms of anatomical direction…
A. Cranial or cephalic
B. Posterior or dorsal
C. Anterior or ventral
D. Caudal
The trunk is subdivided into the abdominopelvic and \_\_\_\_\_\_\_\_\_. A. Pericardial cavity B. Peritoneal cavity C. Thoracic cavity D. Pelvic cavity
C. Thoracic cavity
The \_\_\_\_\_\_\_\_ attaches to the surface of the heart. A. Visceral pleura B. Visceral pericardium C. Parietal pericardium D. Visceral peritoneum
B. Visceral pericardium
Identify this cavity... A. Pericardial B. Cranial C. Peritoneal D. Pleural
A. Pericardial
Identify the components of a model cell…
A. Microvilli B. Cytosol C. Centrosome (centrioles) D. Nucleus E. Cytoskeleton F. Plasma membrane G. Free ribosomes
Identify the components of a model cell…
A. Secretory vesicles B. Golgi apparatus C. Proteasomes D. Mitochondrion E. Ribosomes F. Endoplasmic reticulum G. Peroxisome H. Lysosome
One function of the cytoskeleton is to provide... A. Energy production B. Sensitivity C. Strength and integrity to the cell D. The division of the cell
C. Strength and integrity to the cell
This area of the endoplasmic reticulum indicated by the red arrows is involved in ________.
A. Intracellular storage, like calcium in muscle cells
B. Synthesis of steroid hormones
C. Synthesizing, modifying, and packaging proteins
D. The synthesis of lipids and carbohydrates
C. Synthesizing, modifying, and packaging proteins
Which organelle is involved in the destruction of bacteria, old organelles, and the liberation of enzymes? A. Peroxisomes B. Lysosomes C. Endoplasmic reticulum (ER) D. Centrioles
B. Lysosomes
What constitutes a free radical?
A. Free radicals are considered as inert molecules
B. The free radicals formed in the body are made up of mostly carbon atoms
C. Free radicals are highly reactive atoms with an unpaired electron
D. A molecule that acts as a buffer
C. Free radicals are highly reactive atoms with an unpaired electron
Which structure is indicated by the arrow? A. Mitochondria B. Endoplasmic reticulum (ER) C. Cilia D. Nucleus
D. Nucleus
Identify the parts of a cell nucleus…
A. Nucleoplasm B. Chromatin C. Nucleolus D. Nuclear envelope E. Nuclear pore
DNA... A. Contains uracil B. Is transcribed into mRNA C. Is processed to remove introns D. Is non-complementary
B. Is transcribed into mRNA
While some mutations in the coding sequence of DNA may prove to be positive, most mutations negatively impact the lives of individuals. However, some mutations have no effect at all. How is this possible?
A. There is redundancy in the genetic code to where more than one triplet codes for the same amino acid.
B. Ribosomes require only two of the three nucleotides in a codon to stay constant.
C. Mutations are never passed on genetically.
D. Nucleotides in the short tandem repeats are immune to mutations.
A. There is redundancy in the genetic code to where more than one triplet codes for the same amino acid
Sickle cell disease distorts the shape of red blood cells. This distortion renders the red blood cells incapable of carrying out their main function, which is transporting oxygen. What causes this distortion?
A. An insertion in the nucleotide sequence
B. A reversal of the entire nucleotide sequence
C. A deletion in the nucleotide sequence
D. A point mutation in the nucleotide sequence
D. A point mutation in the nucleotide sequence
The effectiveness of certain anesthetics depends in part on their lipid solubility. Why is this?
A. The hydrophobic core of the phospholipid bilayer enables lipid-soluble substances to readily pass through the plasma membrane.
B. The hydrophilic nature of lipid-soluble drugs speeds up their passage through the plasma membrane.
C. Polar substances, such as lipid-soluble drugs, have high solubility.
D. Lipid-soluble drugs trigger the opening of certain channels, which they can use to pass through the plasma membrane.
A. The hydrophobic core of the phospholipid bilayer enables lipid-soluble substances to readily pass through the plasma membrane
Choose the correct statement about telomerases.
A. Telomerases are enzymes that are active throughout one’s lifetime.
B. Telomerases are functionally identical to DNA polymerases.
C. Telomerases consist of specific groupings of nitrogenous bases that are repeated.
D. Telomerases are enzymes that form telomeres.
D. Telomerases are enzymes that form telomeres
The cessation of telomerase activity as we age limits the number of times a cell can replicate. Current research on telomerases is particularly useful in the fight against cancer. Why is this so?
A. Cancer cells have telomerases that suppress the occurrence of cellular mutations.
B. Cancer cells employ a mechanism that activates telomerases, which leads to uncontrolled cellular division.
C. Cancer cells have telomerases that trigger the loss of stem cell populations.
D. Telomerase activation may help reduce the amount of mechanical damage incurred by DNA in cancer cells.
B. Cancer cells employ a mechanism that activates telomerases, which leads to uncontrolled cellular division
There is a lot of talk about stem cells in the media. What is unique about these cells?
A. Stem cells can provide a cure for all diseases.
B. Stem cells can grow under any conditions.
C. Stem cells are not fully differentiated.
D. Stem cells are not affected by nutrient availability.
C. Stem cells are not fully differentiated
What is the link between Parkinson’s disease and stem cell research?
A. Parkinson’s disease occurs because of lack of stem cells.
B. Studies with rats have shown how stem cells encourage the progressive loss of dopamine-producing cells associated with Parkinson’s disease.
C. Researchers have managed to generate induced pluripotent stem cells, which may differentiate into dopamine-producing neurons.
D. Patients with Parkinson’s disease produce a particularly promising type of neuronal stem cell that may be used to treat other neurodegenerative disorders.
C. Researchers have managed to generate induced pluripotent stem cells, which may differentiate into dopamine-producing neurons
The wall of the alveolus (air sac) in the lung is composed of which type of epithelium?
A. Transitional epithelium
B. Simple squamous epithelium
C. Simple columnar epithelium
B. Simple squamous epithelium
The proximal tubule of the nephron (kidney tubule) in the kidney is composed of which type of epithelium?
A. Simple cuboidal epithelium
B. Stratified squamous epithelium
C. Ciliated pseudostratified columnar epithelium
A. Simple cuboidal epithelium
The epithelium of the esophagus is composed of which type of epithelial tissue?
A. Simple columnar epithelium
B. Keratinized stratified squamous epithelium
C. Stratified squamous epithelium
C. Stratified squamous epithelium
Which part of the neuron (a specialized nerve cell) receives signals from other cells and is also the main metabolic region of the neuron?
A. Soma
B. Dendrites
C. Axon
A. Soma
Which of the three muscle cell types has multiple nuclei?
A. Smooth
B. Cardiac
C. Skeletal
C. Skeletal
Which muscle cell type has visible striations but is not under voluntary control?
A. Skeletal
B. Smooth
C. Cardiac
C. Cardiac
Which surface attaches to the underlying epithelial cells or deeper tissues? A. Basal B. Apical C. Lateral D. Glandular
A. basal
What structure is indicated by the arrow? A. Tight junction B. Spot desmosome C. Hemidesmosome D. Gap junctions
B. Spot desmosome
Which junction is required for cell-to-cell communication? A. Hemidesmosome B. Spot desmosome C. Tight junction D. Gap junction
D. Gap junction
Identify the structures in epithelial cells…
A. Cilia B. Microvilli C. Apical surface D. Lateral surfaces E. Golgi apparatus F. Nucleus G. Mitochondria H. Basement membrane I. Basal surface
Which epithelium, shown at the end of the arrow, is responsible for protection, secretion, and absorption? A. Transitional B. Stratified columnar C. Stratified cuboidal D. Simple cuboidal
C. Stratified cuboidal
Identify the type of epithelia…
A. Simple B. Squamous C. Cuboidal D. Columnar E. Simple squamous epithelium F. Simple cuboidal epithelium G. Simple columnar epithelium H. Stratified I. Stratified squamous epithelium J. Stratified cuboidal epithelium K. Stratified columnar epithelium
Exfoliative cytology involves the removal of epithelial cells for examination. Which of the following is NOT a clinical application of exfoliative cytology?
A. Amniocentesis performed partway through a pregnancy
B. A Pap test performed to examine cells for cervical cancer.
C. Examination of cardiac muscle cells after a heart attack
D. Evaluating lesions in the oral cavity and pharynx
C. Examination of cardiac muscle cells after a heart attack
In exfoliative cytology, epithelial cells are removed and examined without any lasting damage to the tissue from which these cells are removed. Why is there usually NO lasting damage?
A. The contractile property of epithelial tissue minimizes scarring.
B. Epithelial tissue is capable of regeneration.
C.Epithelial tissues are avascular.
D. The stored energy in epithelial tissue facilitates effective healing.
B. Epithelial tissue is capable of regeneration
In "simple columnar epithelium," which word describes cell shape and which word describes the number of cell layers? A. Epithelium; columnar B. Columnar; simple C. Simple; epithelium D. Columnar; epithelium E. Simple; columnar
B. Columnar; simple
Identify the cells and fibers of connective tissue proper using diagrammatic and histological views…
A. Reticular fibers B. Melanocyte C. Free macrophage D. Blood in vessel E. Adipocytes F. Ground substance G. Fixed macrophage H. Mast cell I. Elastic fibers J. Collagen fibers K. Fibroblast L. Mesenchymal cell M. Lymphocyte
Which cell, at the end of the arrow, is present in many connective tissues and can differentiate into different types of cells? A. Fibroblasts B. Adipocytes C. Mesenchymal D. Melanocytes
C. Mesenchymal
Identify the connective tissue fiber at the end of the arrow that resists pulling and stretching forces in one direction. A. Collagen B. Elastic C. Reticular D. Erythrocyte
A. Collagen
Identify the types of connective tissue proper…
A. Areolar tissue
B. Adipose tissue
C. Dense regular connective tissue
D. Dense irregular connective tissue
Identify the types of supporting connective tissues…
A. Hyaline cartilage
B. Elastic cartilage
C. Fibrocartilage
D. Bone (osseous tissue)