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garri49 [273]
3 years ago
7

Predict what would happen to the volume of red blood cells if they were placed in a 1400 mOSM solution of NaCl. Predict what wou

ld happen to the volume of RBCs if they were placed in a solution containing 700 mOSM of NaCl plus 700 mOSM of urea. Explain your thought processes. If you predict the volume would change, can you determine by how much it would change?
Medicine
1 answer:
astra-53 [7]3 years ago
5 0

Answer:

If red blood cells are placed in a hypertonic solution, they will shrink because the water moves out of the cell through osmosis. When red blood cells are places in hypotonic solution they swell and rupture because the water moved in the cell through osmosis.

Explanation:

If red blood cells are placed in 1400mOsm of NaCl, the cell volume will be lost because the wayer in the cell moves out due to higher concentration of salt outside, they will shrink.

Similarly if the red blood cells are places in urea and NaCl the cell will again shrink.

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There are numerous levels of organization in the body. The
Sholpan [36]

The questions has missed the multiple options. The options are as follows:

(a) organ, organ system, cellular, chemical, tissue, organismal; (b) chemical, cellular, tissue, organismal, organ, organ system; (c) chemical, cellular, tissue, organ, organ system, organismal; (d) organismal, organ system, organ, tissue, cellular, chemical.

Answer:

Option (c).

Explanation:

The evolution of the complex organisms take several billion years. The evolution of the organisms starts from the basic level and then move to the complex forms.

The hierarchy determines the level of the organization. Cell is the basic level of organization. The cells are formed by the union of chemicals. The cell combine together to form tissue. Tissue combines together to form the organ then the organ system and finally the whole organisms.

Thus, the correct answer is option (c).

8 0
4 years ago
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Which of the following is true regarding panic disorder in children?
AlladinOne [14]

Answer:

A. Children report more cognitive symptoms than adults, is true regarding panic disorders in children.

Explanation:

A. Children report more cognitive symptoms than adults.  

Children with panic disorder are more anxious as compared to adults even when they are not having panic attacks. They report severe cognitive symptoms such as fear of an attack, reluctance to perform well in school, avoiding certain places due to fear of attack called agoraphobia, depression, substance abuse and suicidal behaviors. Hence, children may also need psychotherapy along with panic disorder medications so that they could control their anxiety. Early treatment of panic disorder with cognitive behavioral therapies may prevent complications such as agarophobia, and depression in children.  

B. Children experience only cued panic attacks.  

Both children and adolescents have unexpected panic attacks which might be triggered by anything which causes anxiety in them. They should have varying periods of fear and discomfort which might last minutes to hours.  

C. Children may report a general fear of becoming sick rather than specific physical symptom

A child suffering from panic attacks may have heart-attack like symptoms with a racing heart, fear of death and losing control, obsessive-compulsive symptoms, and physical symptoms including nausea, vomiting, dizziness, shortness of breath etc. Moreover, children are also left with an intense fear of another panic attack which might trigger these symptoms. Thus, they become less functional and has a fear of changing places, habits as anything might trigger their symptoms. So, children are more anxious about the physical symptoms ensuing the panic attack and tries their best to avoid it.  

4 0
4 years ago
How many times can disposable equipment
storchak [24]

Answer: B. Only one time

Explanation: You got this:)!

8 0
3 years ago
Define the term tissue and discuss the four principal types of tissue, the base functions of each and the process by which they
mr_godi [17]

Answer:

A tissue is an ensemble of similar cells and their extracellular matrix from the same origin that together carry out a specific function.

There are 4 basic types of tissue: connective tissue, epithelial tissue, muscle tissue, and nervous tissue

Connective tissue supports other tissues and binds them together (bone, blood, and lymph tissues). Epithelial tissue provides a covering (skin, the linings of the various passages inside the body).

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3 years ago
1. Define the word Poly/morph/o/nuclear.
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