Anatomy 1.4 d/e and 1.5
Which of the following cavities is not associated with the urinary bladdee
Abdominal cavity
Physical trauma to a body organ is known as blunt trauma. Organs in which body cavity account for most blunt trauma injuries?
Abdominal cavoty
Which body cavity can be further subdivided into quadrants and regions
Abdominopelvic
Regions of the abdominopelvic cavity that are medial
Epigastric región Hypogastric region
A patient previously had abdominal surgery and has a scar from a transverse (cross) section. Now he'll have another surgery that requires a parasagital section, which will intersect the transverse section. What will his scares look like when his surgical incision heals? Assume this patient is in anatomical position
+
Which of the following is an example of a homeostatic imbalance
being sick with the flu
Blood calcium levels are maintained by a negative feedback homeostatic mechanism. When blood calcium levels rise beyond their set point, a hormone called calcitonin is released by the thyroid gland to a lower blood calcium levels back to their set point. What role does the thyroid gland play in this mechanism
Effector
When our body temperature rises above 37 C or 98 F, a negative feedback mechanism will be triggered to lower the body temp. As a result, our sweat glands release sweat to cool the body temp. What part of the negative feedback mechanism is the sweat gland?
Effector
Which of these carries out the commands of a homeostatic control center
Effector
The orbital cavity house the
Eyes
T/f The hypogastric (pubic) region is directly superior to the umbilical region
False
T/f transverse or cross sections divide the body into anterior and posterior parts
False
T/f the spinal cavity is part of the ventral body cavity
Flasd
Which of these planes would show the heart, lungs, and liver in the same section
Frontal (coronal) plane
In what quadrant is the gallbladder located
Right upper quadrant
The body's ability to maintain stable internal conditions is referred to as whst
Homeostasis
Which of these internal body cavities is the most inferoor
Pelvic cavity
The epigastric region is _______ to the right hypochondriac Region of the abdominopelvic cavity
Medial
The surgeon created an opening in the chest during surgery. The incision was made along a plane hat equally separated the right and left halves of the thorascic cavity. This section is known as a _____?
Median (midsagittal) section
The central region of the thoracic cavity containing the heart is called the what
Mediastinum
Milk production increases during breastfeeding when a newborn suckles from his mothers nipple. This type of feedback mechanism in which the stimulus pushes milk production farther from its original value best describes what
Positive feedbacl
What type of sensor monitors and responds to changes in the environment in a negative feedback loop
Receptor
Components of a homeostatic control system in proper order
Receptor Afferent pathway Control center Efferent pathway Effector
Which of these describes the effect of a negative feedback mechanism
Reduces the intensity of the initial stimulus
Which term best characterizes the concept of homeostatis
Relatively stable internal environment
A young child sustained a baseball hit to his cranial cavity. Which bones were fractured?
Skull
Which body cavity subdivision is part of the dorsal cavity
Spinal cavity
The dorsal body cavity houses waht
Spinal cord and brain
Considering the homeostatic control of body temperature when we become too hot, predict what would happen to body temperature if the effector was unable to perform its job
The body would not be ab,e to reduce the effect of the stimulus
The lungs and heart are situated in the ____. Body cavity
Thoracic
To perform heart surgery, an incision is made into the ____ cavity.
Thoracic
What cavity is superior to the diaphragm
Thoracic
The diaphragm creates a _____ section by dividing the ventral body cavity into superior and inferior subdivisions
Transverse (cross)
Which type of plane separates the thoracic cavity from the abdominopelvic cavity
Transverse (cross)
An outpatient is having a scan performed to check for lung cancer. The lung should be scanned showing the lungs image in a left to right view. What type of plane do you recommend?
Transverse (cross) plane
T/F: Most homeostatic control mechanisms are negative feedback mechanisms
True
T/f the thoracic cavity is seperated from the abdominopelvic cavity by the diaphragm
True
T/f there is no physical structure that separates the abdominal cavity from the pelvic cavity
True
The navel is located in the ______ region of the adbominopelvic cavity
Umbicial
A patient in the emergency department complains of pain in her right upper quadrant (RUQ). What organ is least likely to be the cause for her pain
Urinary bladder
The two major internal body cavities are the ____ cavity and the ____ cavity
Ventral and dorsal
Which body cavity includes all others
Ventral cavoty
What is the overall effect of a negative feedback mechanism
reduces or stops the initial stimulus