21) The sequence of development of sperm is: A) primary spermatocyte, : 1380982

21) The sequence of development of sperm is:
A) primary spermatocyte, : 1380982.


21) The sequence of development of sperm is:

A) primary spermatocyte, secondary spermatocyte, tertiary spermatocyte, spermatid, sperm.

B) primary spermatocyte, spermatogonia, sperm.

C) immature sperm, mature sperm, secondary sperm, spermatocyte.

D) spermatogonia, spermatocyte, spermatid, sperm.


22) When a spermatogonium divides, it produces one primary spermatocyte and:

A) two secondary spermatocytes.

B) one spermatogonium.

C) one spermatid.

D) one nurse cell.


23) Sperm development takes about:

A) 1 month.

B) 28 days.

C) 6 months.

D) 2.5 months.


24) A fertility doctor is trying to determine why a couple is infertile. It has been determined that the woman is fertile, so the problem may be with the man. In analyzing his semen, the doctor notices adequate sperm production, but the sperm are largely inactive. He concludes that the semen may be lacking in proper nutrients for the sperm. Which structure would be the most likely candidate for the source of the problem?

A) urethra

B) seminiferous tubules

C) vas deferens

D) seminal vesicles


25) Why is it useful for accessory glands to produce alkaline substances to accompany sperm?

A) Alkaline substances neutralize the acidic environment of the vagina.

B) Alkaline substances produce a pH optimum for nutrient absorption.

C) Alkaline substances are mainly fats used for energy.

D) Alkaline substances function as enzymes needed for swimming.

26) A man has been experiencing reduced urine flow problems. After examination by his doctor, the diagnosis is an enlarged prostate gland. What is the connection between prostate enlargement and reduced urine flow?

A) The prostate is located where the ureters enter the bladder.

B) The prostate surrounds the urethra, the tube that transmits sperm and urine.

C) An enlarged prostate is a sign of cancer that affects the kidneys.

D) An enlarged prostate is a sign of cancer that affects the bladder.


27) The portion of a sperm that carries enzymes needed for fertilization is the:

A) tail.

B) nucleus.

C) acrosome.

D) mitochondrion.


28) Which of the following statements concerning sperm and fertilization is correct?

A) The first sperm that approaches the egg is the one to fertilize the egg.

B) Many sperm release their enzymes before one can get through.

C) The first capacitated sperm fertilizes the egg.

D) Several sperm must contribute their DNA to the egg for fertilization to occur.


29) What prevents multiple sperm from fertilizing one egg?

A) release of granules that harden the membrane outside of the oocyte

B) atresia

C) phagocytosis by accessory cells once one sperm contacts the membrane

D) egg immediately divides and becomes impervious to sperm


30) An ectopic pregnancy is:

A) implantation of the embryo in the uterus.

B) another name for fraternal twins.

C) another name for identical twins.

D) attachment of an embryo outside the uterus.



21) The sequence of development of sperm is:
A) primary spermatocyte, : 1380982

Get a Quick Quote

Approximately 250 words
Total price (USD) $: 10.99

Let us do the hard and easy stuff in nursing for you

Find an experts in Nursing Papers and kickstart your grades today with NursingPapersLib.com

Best nursing assignment writers

It is easy to promise the availability of help with nursing assignments but without the best nursing assignment writers in the industry, such promises can turn out to be hot air. Our expert nursing writing services feature seasoned professionals who have been providing nursing writing help and consultation services for a long time. Irrespective of the year of study or practice students are involved in, the best nursing assignment writers know the nuances of nursing student’s needs. There is no better way to assure you of the best nursing writing services than providing nursing writing help from peers who are ahead of you and have only the best interests at heart. Only the best nursing assignment writers will handle your request for the best nursing writing service because your communication can get through to them. Knowing the potential nursing writing help that you seek from the way you frame your request is the hallmark of a writer who provides expert nursing writing services. This is because, with their knowledge, there is likely less room for misunderstood requests when you are seeking the best nursing writing service you need.

How it Works

Place an Order

Provide your contact information, select an order type, and describe your requirements. This isn’t going to take long!

Image showing step 1 of making an order
Image showing how to make payment for your order

Select an Appropriate Writer

We’ll match your specifications with our available authors after we have all of the relevant information concerning your order.

Image showing how to download your completed results

Enjoy the End Product

One of our specialists will fulfill your purchase according to your specifications so that you are happy with the end result.

Why Choose us?

Free Revisions

We understand that not always out tutors could catch all details required which arises a s a result of miscommunication or inadequate information provided. However, we are always eager to provide you with free revisions till we get it right with your Nursing Papers.

Quality Non-plagiarized Nursing Papers

Our Professional Team of Nursing Writers always adhere to quality standards and plagiarism policy. Furthermore, we employ Quality Control Tools to ensure you get Custom Written Nursing Paper. Every paper is reviewed by an independent editor for syntax errors before submission

Professional Nursing Writers

At NursingPapersLib.com, we specialize in Nursing Homework Help Services only. Thus, this allows us to cater to our nursing students and get high qualified nursing tutors who will deliver exceptional results in nursing papers

Flexible Pricing

We always endear to provide best prices that matches our quality and your budget. This is why we provide a pricing mechanism based off several factors such as length, level of education and type of assignment. our pricing are highly competitive across the industry standard prices.